A short-graph fourier transform via personalized pagerank vectors.
Mariano TepperGuillermo SapiroPublished in: ICASSP (2016)
Keyphrases
- fourier transform
- random walk
- frequency domain
- web graph
- link analysis
- signal processing
- pagerank algorithm
- fourier domain
- discrete fourier transform
- fourier analysis
- directed graph
- fast fourier transform
- radon transform
- fourier coefficients
- power spectral density
- betweenness centrality
- graph mining
- phase difference
- pattern recognition
- polar coordinates
- ranking algorithm
- feature vectors
- log polar
- frequency spectrum
- independent component analysis
- image segmentation
- lifting wavelet